erlang-gs from devel:languages:erlang:Factory project
Select Your Operating System
Add repository and install manually
For SLE 11 SP4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:languages:erlang:Factory/SLE_11_SP4/devel:languages:erlang:Factory.repo zypper refresh zypper install erlang-gs